Computer History

  • Harvard Mark-1

    Harvard Mark-1
    It was important becasue it produced mathematical tables.
  • IBM´s Selective Sequence Electronic Calculator

    IBM´s Selective Sequence Electronic Calculator
    IBM´s Selective Sequence Electronic Calculator computed scientific data in public display near the company´s Manhattan headquarters. Before its decommissioning in 1952, the SSEC produced the moon-position tables used for plotting the course of the 1969 Apollo flight to the moon.
  • ERA 1101

    ERA 1101
    It was the first commercially produced computer; the company´s first customer was the U.S. Navy. It held 1 million bits on its magnetic drum, the earliest magnetic storage devices.
  • IBM´s 7000 Series Mainframes

    IBM´s 7000 Series Mainframes
    They were the company´s first transistorized computers. At the top of the line of computers — all of which emerged significantly faster and more dependable than vacuum tube machines
  • Pick Operating System

    Pick Operating System
    It is a demand-paged, multiuser, virtual memory, time-sharing computer operating system based around a unique "multivalued" database. Pick is used primarily for business data processing.
  • PDP-8

    PDP-8
    It was the first commercially successful minicomputer.
  • Alto

    Alto
    The first work station with a built-in mouse for input. The Alto stored several files simultaneously in windows, offered menus and icons, and could link to a local area network.
  • Apple ||

    Apple ||
    The Apple || became an instant success when released in 1977 with its printed circuit motherboard, switching power supply, keyboard, case assembly, manual, game paddles, A/C powercord, and cassette tape with the computer game "Breakout."
  • Apple Lisa

    Apple Lisa
    Apple introduced its Lisa. The first personal computer with a graphical user interface, its development was central in the move to such systems for personal computers.
  • Apple NeXT

    Apple NeXT
    The significance of the NeXT rested in its place as the first personal computer to incorporate a drive for an optical storage disk, a built-in digital signal processor that allowed voice recognition, and object-oriented languages to simplify programming.